The Portuguese Air Force has received its fourth Embraer KC-390 transport aircraft, which is equipped with an in-flight refueling kit. This marks a significant milestone for Portugal, as it will be the country's first-ever in-flight refueling capability. The KC-390 landed at the Beja Air Base, also known as BA-11, on January 24th, bringing the much-anticipated Air to Air Refuelling (AAR) system. This capability will greatly enhance the Portuguese Air Force's operational range and flexibility, allowing its aircraft to stay airborne for extended periods and conduct more complex missions. The addition of the fourth KC-390 to the Portuguese fleet, combined with the in-flight refueling capability, represents a major step forward in the country's military air transport and aerial refueling capacities. This will strengthen Portugal's ability to support national and international operations, contributing to the country's defense and security efforts. The KC-390 is a versatile, medium-sized military transport aircraft developed by Brazilian aerospace company Embraer. It is designed to perform a wide range of missions, including cargo and troop transport, medical evacuation, aerial refueling, and humanitarian aid. The incorporation of the in-flight refueling kit on Portugal's fourth KC-390 underscores the aircraft's adaptability and the Portuguese Air Force's commitment to modernizing its capabilities.